Dr. Iris Celeste Kon Njewel, MD
- Medicare services, 2024
- 951
- Medicare patients, 2024
- 378
- Part D claims, 2024
- 215
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 1775 Dempster St, Park Ridge, IL 60068
- Practice phone
- Call (847) 723-2210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kon Njewel's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Iris Celeste Kon Njewel is a hospitalist in Park Ridge, Illinois
Dr. Kon Njewel practices at Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health.
Dr. Kon Njewel's NPI, 1063869113, was assigned on May 18, 2016. Dr. Kon Njewel graduated from University of Arkansas College of Medicine in 2016. Dr. Kon Njewel holds Illinois license 036-149740.
- NPI
- 1063869113NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799073565
- NPI enumeration date
- May 18, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 723-2210
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Iris Celeste Kon Njewel practices at Advocate Lutheran General Hospital in Park Ridge, Illinois
Dr. Kon Njewel's primary practice is Advocate Lutheran General Hospital, at 1775 Dempster St, Park Ridge, IL 60068 in Cook County. The practice phone is (847) 723-2210.
- Advocate Lutheran General Hospital1775 Dempster St, Park Ridge, IL 60068 · Cook CountyPhone(847) 723-2210
Source: Dmand AI Affiliation Data
Dr. Iris Celeste Kon Njewel is affiliated with 3 sites of care and 2 medical groups
Dr. Kon Njewel's primary practice is Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health. The medical group on file is JenCare Senior Medical Center. Dmand AI also links Dr. Kon Njewel to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Iris Celeste Kon Njewel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kon Njewel practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Lutheran General Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Iris Celeste Kon Njewel is one of 1,321 hospitalists in Illinois
Hospitalist is Dr. Kon Njewel's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Kon Njewel is licensed in Illinois.
Specialties and state licenses
- Hospitalist, IllinoisPrimary
Hospitalists near Dr. Kon Njewel
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Iris Celeste Kon Njewel billed Medicare for 951 services in 2024
CMS data shows 951 Medicare services from Dr. Kon Njewel across 5 procedure codes in 2024, for 378 Medicare patients. Medicare paid $92,957 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kon Njewel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7102024: 95134%
Dr. Kon Njewel compared with the Illinois median for hospitalists, 2024
- Dr. Kon Njewel
- Illinois median
- Medicare services
- 951vs 54375% above
- Medicare patients
- 378vs 24256% above
- Part D claims
- 60vs 5313% above
Medians across 1,248 hospitalists in Illinois with Dmand AI profiles that report each measure.
Dr. Kon Njewel's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Iris Celeste Kon Njewel treated 378 Medicare patients in 2024, average age 78
CMS counts 378 Medicare patients who saw Dr. Kon Njewel in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.70, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Kon Njewel's median patient age at 73, with 61% women.
Dr. Kon Njewel's Medicare patients by age, 2024
Dr. Kon Njewel's Medicare patients by sex, 2024
- Women20253%
- Men17647%
Chronic conditions among Dr. Kon Njewel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Heart failure55%
- Chronic kidney disease54%
- Diabetes50%
- Ischemic heart disease49%
- Atrial fibrillation43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kon Njewel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Iris Celeste Kon Njewel wrote 215 Medicare Part D claims in 2024
In 2024, Dr. Kon Njewel wrote 215 Medicare Part D claims for 112 patients. 90% of them were for generic drugs. CMS names the drug for 60 of them, across 5 drugs with 11 or more claims each, at $264 in total drug cost. In 2019, CMS named 64 claims across 3 drugs.
Dr. Kon Njewel's Part D claims by kind of drug, 2024
- Generic194 claims90%
- Brand-name and other21 claims10%
Dr. Kon Njewel's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kon Njewel's Part D claims, 2024
- Antibiotics11%24 of 215 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2019 to 2024
- 2019
- 2024
- Claims for drugs CMS names
- 2019: 642024: 606%
Drugs named by CMS: 5 in 2024, 3 in 2019.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Iris Celeste Kon Njewel takes part in Medicare
Dr. Kon Njewel accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Iris Celeste Kon Njewel graduated from University of Arkansas College of Medicine
Dr. Kon Njewel graduated from University of Arkansas College of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Iris Celeste Kon Njewel's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Iris Celeste Kon Njewel
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Iris Celeste Kon Njewel's NPI number?
Dr. Iris Celeste Kon Njewel's NPI number is 1063869113. It was assigned on May 18, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Iris Celeste Kon Njewel?
Dr. Iris Celeste Kon Njewel is a hospitalist in Park Ridge, Illinois. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Iris Celeste Kon Njewel practice?
Dr. Kon Njewel practices at 1775 Dempster St, Park Ridge, IL 60068. Dr. Kon Njewel's primary practice is Advocate Lutheran General Hospital in Park Ridge, Illinois, part of Advocate Health. Dmand AI also links Dr. Kon Njewel to 2 group practices and clinics and 1 medical group.
What is Dr. Iris Celeste Kon Njewel's office phone number?
The practice phone on file for Dr. Kon Njewel is (847) 723-2210.
What is Dr. Iris Celeste Kon Njewel's medical license number?
Dr. Kon Njewel holds Illinois license 036-149740.
Which hospitals is Dr. Iris Celeste Kon Njewel affiliated with?
Dr. Kon Njewel practices at Advocate Lutheran General Hospital in Park Ridge, Illinois.
What medical group is Dr. Iris Celeste Kon Njewel part of?
Dr. Kon Njewel is linked to JenCare Senior Medical Center. Dmand AI links Dr. Kon Njewel to 1 more medical group.
Does Dr. Iris Celeste Kon Njewel accept Medicare?
Yes. CMS data shows Dr. Kon Njewel billed Medicare for 951 services in 2024, and Dr. Kon Njewel accepts Medicare assignment.
How many Medicare patients does Dr. Iris Celeste Kon Njewel see?
CMS counts 378 Medicare patients who saw Dr. Kon Njewel in 2024, with an average age of 78.
What services does Dr. Iris Celeste Kon Njewel bill to Medicare?
In 2024, Dr. Kon Njewel's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
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Where did Dr. Iris Celeste Kon Njewel go to medical school?
Dr. Kon Njewel graduated from University of Arkansas College of Medicine in 2016.
What drugs does Dr. Iris Celeste Kon Njewel prescribe most?
In 2024 Medicare Part D data, Dr. Kon Njewel's most prescribed drugs by claims were Furosemide, Metoprolol Tartrate and Amlodipine Besylate.
How long has Dr. Iris Celeste Kon Njewel been practicing?
Dr. Kon Njewel graduated from medical school in 2016, 10 years ago.
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